A randomized 25 question test from a pool of 761 questions, good luck!
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make the I/O of a DCS and it's associated controllers communicate?
Which of the answers is not an disadvantage of analog field communication? Choose the best answer from those below.
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the firewall interacts with?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the second smallest in area covered?
Alarm management is based upon the process conditions model. Which of the conditions in that model could be described as the optimal operating conditions?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE server application ?
Which of the messaging types below is best described as direct communication with a field device initiated by the scanner module?
One of the layers of the OSI manages access to be able to transmit data. Which of the answers below represents that layer?
Twisted pair to fiber optic is the best example of which of the following converters?
Which of the type of communication below best describes the HART communication between a control device and a field device?
SCADA systems have been integrated with various industrial processes. Which of the answers below is best defined as extensively scattered process that requires an immense communication framework?
Which of the network components below would commonly be used as a protocol converter and communication signal converter?
Which answer below is best described as the RS-232 standard for voltage range to transmit a "Mark"?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the coils ON/OFF status of inputs # 10197 to 10218 from a slave device?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would allow various workstations to receive data from servers and controllers?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameter above the URV?
There are numerous threats to the security of a DCS. Which of the security measures below requires a login to a user account?
Which type of electrical signalling would best be described as being used by the HART protocol?
Ethernet network components provide several ISO layers of transmission control. Which of the network components below has transmission controls only on the ISO physical layer?
There are several duties done by each layer within the a typical DCS. Which of the levels below is where the basic process control is performed?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 inputs powered by 24Vdc, or 120Vac??
Which of the answers below best defines the amount of devices that a DeviceNet segment can handle at one time (omitting the scanner)?
There are several common components of signal converters. Which one is best described as reduction of overall error introduced by the input and/or output signals?
Which of the answers below best represents the maximum number of devices that can be connected to an H1 multidrop bus network?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains all the data required to create a trend in the process?